Observe the ENROLLMENT AND COURSE database: ENROLLMENT EmplD EmpName CourselD

Q: 2.1 In Tables A,B,C identify the primary key(s), secondary key(s) and the foreign key(s). If a table…

A: 2.1 In Tables A,B,C identify the primary key(s), secondary key(s) and the foreign key(s). If a table…

Q: 1- From the following tables write a SQL query to find the names of departments where more than two…

A: The required SQL query is explained in the next step.

Q: t distinguishes a catalog from a data dictionary?

A: What distinguishes a catalog from a data dictionary?

Q: SALES Customer ID (primary key) Date of purchase Item code(foreign key) 001 2/05/2021 A-1 002…

A: Logical view : represents the functionality of the particular database to users.

Q: use oracle for plsql

A: HI THEREI AM ADDING PLSQL CODE BELOWTO COUNT SUM OF ODD NUMBERS IN RANGE 1 to 21PLEASE GO THROUGH…

Q: What is the function of a data dictionary? Please explain. Is there anything more I can do for you?

A: To put it simply, a data dictionary is a document that describes the various data items included in…

Q: what is normalization?

A: The answer is given below ???

Q: Convert 374311 to base 6.

A: 1) To convert decimal number 374311 we need to divide the number repeatedly by 6 until the quotient…

Q: Write the standard MYSQL query to retrieve the average customer balance grouped by SalesRepNo Write…

A: I have provided answers in step 2.

Q: What is the output of the following SQL statement? SELECT name, hcity, pcity, population FROM…

A: FULL JOIN: The function of FULL JOIN is to return the entire tuples of right table and the left…

SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.